import React, {Component} from 'react'
import {connect, ConnectedProps} from "react-redux";
import {Button, Input, message, Spin, Table} from "antd";
import DataCategory from "../../../../../types/DataCategory";
import {getRes} from "../../../../../configFile";
import {
    listDeletedCategory,
    queryDeletedCategoryAmount,
    searchDeletedCategory
} from "../../../../../requests/DataCategory";
import ButtonGroup from "antd/lib/button/button-group";
import {RootState} from "../../../../../reducers";
import recoverDataCategoryModal from "./RecoverDataCategoryModal";


interface PropsFromRedux extends ConnectedProps<typeof connector> { }
interface IState {
    DataCategorySource: Array<DataCategory & { key: number }>       //显示信息
    amount: number                                                          //总共条目
    offset: number                                                          //偏移量
    limit: number                                                           //条数
    isLoading: boolean                                                       //是否加载中
    modifyModalVisible: boolean,                                             //编辑的模态框是否为显示状态
    isSearch: boolean
}
const { Search } = Input;

export class DeletedDataCategory extends Component<PropsFromRedux, IState> {
    constructor(props: PropsFromRedux) {
        super(props)
        this.state = {
            DataCategorySource: [],
            amount: 0,
            offset: 0,
            limit: 10,
            isLoading: true,
            modifyModalVisible: false,
            isSearch: false
        }
    }

    //恢复数据类型
    recoverDataCategory = (dataCategoryID: number, dataCategoryName: string, refresh: () => void) => {
        recoverDataCategoryModal(dataCategoryID, dataCategoryName, refresh)
    }

    //获取已删除数据类型信息
    getDataCategory = async () => {
        try {
            this.setState({
                ...this.state,
                isLoading: true
            })
            const amountRes = getRes(await queryDeletedCategoryAmount())
            const res = getRes(await listDeletedCategory(this.state.offset, this.state.limit))
            if (amountRes.isSuccessful && res.isSuccessful) {
                this.setState({
                    DataCategorySource: res.data.map((item: DataCategory) => Object.assign({}, item, { key: item.dataCategoryID })),
                    amount: amountRes.data
                })
            } else {
                console.error(amountRes);
                console.error(res);
                message.error("获取失败")
            }

        }
        catch (error) {
            message.error(error.toString())
        }
        finally {
            this.setState({
                ...this.state,
                isLoading: false
            })
        }
    }

    componentDidMount() {
        this.getDataCategory()
    }

    columns = [{
        title: '数据类型名',
        dataIndex: 'dataCategoryName',
        key: 'dataCategoryName',
    },
        {
            title: '数据类型',
            dataIndex: 'dataType',
            key: 'dataType',
        },

        {
            title: '操作',
            key: 'action',
            render: (record: DataCategory) => (
                <ButtonGroup>
                    <Button size='middle' danger onClick={this.recoverDataCategory.bind(this, record.dataCategoryID, record.dataCategoryName, this.getDataCategory)}>恢复</Button>
                </ButtonGroup>
            )
        }]

    onSearch: (values: string) => void = async values => {
        console.log(values)
        if(values===''){
            await this.getDataCategory()
        }else{
            try {
                const res = getRes(await searchDeletedCategory(values))
                if (!res.isSuccessful) {
                    console.error(res);
                    message.error("查询失败")
                }
                this.setState({ DataCategorySource: res.data, amount: res.data.length, isSearch: true })
            } catch (err) {
                message.error(JSON.stringify(err))
            }
        }
    }


    render(){
        return(
            <div>
                <Spin spinning={this.state.isLoading}>
                    <Search placeholder="搜索" onSearch={values => this.onSearch(values)} allowClear={true} enterButton />
                    <Table columns={this.columns}
                           dataSource={this.state.DataCategorySource}
                           pagination={{
                               onChange: this.state.isSearch ? undefined : (page, pageSize) => {
                                   console.log(page, pageSize);
                                   if (!!pageSize) {
                                       this.setState({
                                           offset: (page - 1) * (pageSize),
                                           limit: (pageSize)
                                       },()=>{
                                           this.getDataCategory()
                                       })
                                   } else {
                                       console.error('pageSize == undefined')
                                   }
                               },
                               defaultPageSize: this.state.limit,
                               total: this.state.amount,
                               showSizeChanger: false
                           }} />
                </Spin>
            </div>
        )
    }
}

const mapStateToProps = (state: RootState) => {
    return {
        userID: state.loginReducers.userID
    }
}

const connector = connect(mapStateToProps)
export default connector(DeletedDataCategory)